package self_test;

class Mammal {
	String name = "furry ";
	String makeNoise() { return "generic noise"; }
}

class Zebra extends Mammal {
	String name = "stripes ";
	String makeNoise() { return "bray"; }
}

public class ZooKeeper {
	public static void main(String[] args) { new ZooKeeper().go(); }
	
	void go() {
		Mammal m = new Zebra();
		System.out.println(m.name + m.makeNoise());
	}
}
